private void ButtonCapture_Click(object sender, EventArgs e)
{
_spManager.SendData(StopCmd);
_spManager.SendData(StopCmd);
_spManager.Dispose();
_spManager.Dispose();
_spManager.Dispose();
_spManager.StartListening();
TextBoxRawData.Clear();
sendCmd();
}
private void ButtonStart_Click(object sender, EventArgs e)
{
try
{
if (Connected == false)
{
_spManager.StartListening();
sendCmd();
ComboboxCOM.Enabled = false;
LabelConnect.Text = "ĐÃ KẾT NỐI THIẾT BỊ";
ButtonStartStop.Text = "NGẮT";
Connected = true;
ButtonStartStop.Focus();
ButtonCapture.Enabled = true;
ButtonSave.Enabled = true;
}
else
{
_spManager.SendData(StopCmd);
_spManager.SendData(StopCmd);
_spManager.SendData(StopCmd);
_spManager.StopListening();
_spManager.Dispose();
_spManager.Dispose();
_spManager.Dispose();
TextBoxRawData.Clear();
ComboboxCOM.Enabled = true;
LabelConnect.Text = "CHƯA KẾT NỐI";
ButtonStartStop.Text = "KẾT NỐI";
ButtonCapture.Text = "LẤY MẪU";
Connected = false;
ButtonCapture.Enabled = false;
ButtonSave.Enabled = false;
}
ButtonCapture.Focus();
}
catch (Exception ex)
{
MetroMessageBox.Show(this, "\r\n\r\nKhông kết nối được với cổng COM :\r\n" + ex.Message, "Thử lại", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
private void DrawScope()
{
if (!Controls.Contains(Scope))
{
Scope.Location = new Point(30, 180);
Scope.Size = new Size(900, 470);
Controls.Add(Scope);
}
PlotModel Model = new PlotModel
{
Title = "",
DefaultFont = afont,
DefaultFontSize = fontsize,
LegendTitle = "",
PlotType = PlotType.XY,
TitleFont = afont,
Culture = System.Globalization.CultureInfo.CurrentCulture,
LegendSymbolLength = 24,
Padding = new OxyThickness(0, 20, 30, 0)
};
Model.InvalidatePlot(true);
Scope.Model = Model;
LinearAxis YAxis = new LinearAxis
{
Position = AxisPosition.Left,
Minimum = -20,
Maximum = 20,
MajorGridlineStyle = LineStyle.Solid,
MinorGridlineStyle = LineStyle.Dot,
Title = "Điện áp (V)",
MajorStep = 4,
Font = afont,
FontSize = fontsize,
LabelFormatter = _formatter
};
LinearAxis XAxis = new LinearAxis
{
Position = AxisPosition.Bottom,
Minimum = 0,
Maximum = 400,
MajorGridlineStyle = LineStyle.Solid,
MinorGridlineStyle = LineStyle.Dot,
Title = "Thời gian (µs) ",
MajorStep = 50,
Font = afont,
FontSize = fontsize,
LabelFormatter = _time_formatter
};
Scope.Model.Axes.Add(XAxis);
Scope.Model.Axes.Add(YAxis);
//Timer 32bit, 100MHz, 50 MIPS, 2*(10^-8) sec/step,2*(10^-8)*50 = 1 µs
if (TimerValue > 0)
{
double TimeRange = TimerValue * Math.Pow(10, 6) * TimerStep; //Micro Second
step = TimeRange / SampleCount; //Micro Second
for (int dt = 0; dt < SampleCount; dt++)
{
try
{
ChannelAVoltage[dt] = CalculateVoltage(ChannelA[dt], CHAX, GainA, CHAOffset, ErrA);
ChannelBVoltage[dt] = CalculateVoltage(ChannelB[dt], CHBX, GainB, CHBOffset, ErrB);
}
catch (Exception e)
{
TextBoxRawData.Text = e.Message + " Voltage\r\n";
}
}
double MaxA = ChannelAVoltage.Max();
double MinA = ChannelAVoltage.Min();
double MaxB = ChannelBVoltage.Max();
double MinB = ChannelBVoltage.Min();
double MidA = (MaxA + MinA) / 2;
double MidB = (MaxB + MinB) / 2;
if (ToggleA.Checked == true)
{
LabelMaxAV.Text = String.Format("{0:0.00}V", ChannelAVoltage.Max());
LabelMinAV.Text = String.Format("{0:0.00}V", ChannelAVoltage.Min());
}
if (ToggleB.Checked == true)
{
LabelMaxBV.Text = String.Format("{0:0.00}V", ChannelBVoltage.Max());
LabelMinBV.Text = String.Format("{0:0.00}V", ChannelBVoltage.Min());
}
double MaxY = Math.Max(MaxA, MaxB);
if (MaxY == 0)
{
MaxY = 20;
}
MaxY = Math.Abs(Math.Min(MinA, MinB)) > MaxY?Math.Abs(Math.Min(MinA, MinB)) + Math.Abs(Math.Min(MinA, MinB)) : MaxY + MaxY;
if (CheckBoxAUP.Checked || CheckBoxBUP.Checked)
{
MaxY = 3 * MaxY;
}
double MinY = -MaxY;
CalculateFreqAndRMS();
double FmaxA = 0, FmaxB = 0;
double Fmax = 0;
double Fzmax = 0;
if (ka == true)
{
double[] DemA = new double[inpA.Length];
for (int i = 0; i < inpA.Length; i++)
{
DemA[i] = Complex.Abs(inpA[i]) / 10;
}
FmaxA = DemA.Max();
}
if (kb == true)
{
double[] DemB = new double[inpB.Length];
for (int i = 0; i < inpB.Length; i++)
{
DemB[i] = Complex.Abs(inpB[i]) / 10;
}
FmaxB = DemB.Max();
}
if (FmaxA > FmaxB)
{
Fmax = FmaxA;
}
else
{
Fmax = FmaxB;
}
if (ka == true && kb == false)
{
Fzmax = FreqA;
}
else if (ka == false && kb == true)
{
Fzmax = FreqB;
}
else if (ka == true && kb == true)
{
if (FreqA > FreqB)
{
Fzmax = FreqA;
}
else
{
Fzmax = FreqB;
}
}
if (Kaaaaa == true)
{
YAxis.Maximum = Fmax;
YAxis.Minimum = 0;
YAxis.MajorStep = Fmax / 5;
YAxis.Title = "Biên Độ (V)";
XAxis.Minimum = 0;
XAxis.Maximum = Fzmax;
XAxis.MajorStep = Fzmax / 12;
XAxis.Title = "Tầng Số (Hz)";
XAxis.LabelFormatter = _time_formatter1;
}
else
{
YAxis.Maximum = MaxY;
YAxis.Minimum = MinY;
YAxis.MajorStep = MaxY / 5;
XAxis.Minimum = 0;
XAxis.Maximum = TimeRange;
XAxis.MajorStep = TimeRange / 12;
}
var CHA = new LineSeries
{
Color = OxyColors.Blue,
MarkerType = MarkerType.None,
MarkerSize = 1,
MarkerStroke = OxyColors.White,
MarkerFill = OxyColors.Black,
MarkerStrokeThickness = 1,
LineStyle = LineStyle.Solid,
Smooth = false,
StrokeThickness = 1,
Title = "KÊNH A",
TrackerFormatString = "{0}\n{1}: {2:0.00}\n{3}: {4:0.00}"
};
var CHB = new LineSeries
{
Color = OxyColors.Red,
MarkerType = MarkerType.None,
MarkerSize = 1,
MarkerStroke = OxyColors.White,
MarkerFill = OxyColors.Teal,
MarkerStrokeThickness = 1,
LineStyle = LineStyle.Solid,
Smooth = false,
StrokeThickness = 1,
Title = "KÊNH B",
TrackerFormatString = "{0}\n{1}: {2:0.00}\n{3}: {4:0.00}"
};
if (Kaaaaa == false)
{
for (int dt = 0; dt < SampleCount; dt++)
{
if ((MinA >= 0) && (CheckBoxGNDA.Checked == true))
{
ChannelAVoltage[dt] = ChannelAVoltage[dt] - MinA;
}
if ((MinB >= 0) && (CheckBoxGNDB.Checked == true))
{
ChannelBVoltage[dt] = ChannelBVoltage[dt] - MinB;
}
try
{
if (CheckBoxAUP.Checked)
{
CHA.Points.Add(new DataPoint(step * dt, ChannelAVoltage[dt] + 3 * MaxB));
CHB.Points.Add(new DataPoint(step * dt, ChannelBVoltage[dt]));
}
else if (CheckBoxBUP.Checked)
{
CHA.Points.Add(new DataPoint(step * dt, ChannelAVoltage[dt]));
CHB.Points.Add(new DataPoint(step * dt, ChannelBVoltage[dt] + 3 * MaxA));
}
else
{
CHA.Points.Add(new DataPoint(step * dt, ChannelAVoltage[dt]));
CHB.Points.Add(new DataPoint(step * dt, ChannelBVoltage[dt]));
}
}
catch (Exception e)
{
TextBoxRawData.AppendText(e.Message + "Points");
}
}
}
else
{
if (ka == true)
{
for (int i = 0; i < inpA.Length; i++)
{
CHA.Points.Add(new DataPoint(FreqA * i / inpA.Length, Complex.Abs(inpA[i]) / 10));
}
}
if (kb == true)
{
for (int i = 0; i < inpB.Length; i++)
{
CHB.Points.Add(new DataPoint(FreqB * i / inpB.Length, Complex.Abs(inpB[i]) / 10));
}
}
}
if (ToggleA.Checked == true)
{
Scope.Model.Series.Add(CHA);
}
if (ToggleB.Checked == true)
{
Scope.Model.Series.Add(CHB);
}
CalculateFreqAndRMS();
Scope.Update();
Scope.Refresh();
}
}
void _spManager_NewSerialDataRecieved(object sender, SerialDataEventArgs e)
{
if (this.InvokeRequired)
{
// Using this.Invoke causes deadlock when closing serial port, and BeginInvoke is good practice anyway.
this.BeginInvoke(new EventHandler <SerialDataEventArgs>(_spManager_NewSerialDataRecieved), new object[] { sender, e });
return;
}
// This application is connected to a GPS sending ASCCI characters, so data is converted to text
string str = Encoding.ASCII.GetString(e.Data);
TextBoxRawData.AppendText(str);
if (TextBoxRawData.TextLength == 4021)
{
string[] RawData = TextBoxRawData.Text.Split(',');
TextBoxRawData.Clear();
_spManager.Dispose();
if (RawData.Length > SampleCount * 2)
{
for (int i = 0; i < RawData.Length; i++)
{
if (i < SampleCount)
{
UInt16 ADC;
if (UInt16.TryParse(RawData[i], out ADC))
{
ChannelA[i] = ADC;
}
}
if ((i >= SampleCount) && (i < (RawData.Length - 2)))
{
UInt16 ADC;
if (UInt16.TryParse(RawData[i], out ADC))
{
ChannelB[i - SampleCount] = ADC;
}
}
if (i == (RawData.Length - 2))
{
if (UInt32.TryParse(RawData[i], out TimerValue))
{
}
}
if (i == (RawData.Length - 1))
{
if (UInt32.TryParse(RawData[i], out SampleRateValue))
{
DrawScope();
if (RadioButtonRepeat.Checked)
{
_spManager.clearInBuffer();
_spManager.clearOutBuffer();
_spManager.Dispose();
_spManager.Dispose();
_spManager.Dispose();
_spManager.StartListening();
if ((ToggleA.Checked == true) || (ToggleB.Checked == true))
{
sendCmd();
}
}
}
}
}
}
}
}
